Electric Butterfly Valve, Electric Ball Valve, Electric Control Valve manufacturer / supplier in China, offering Fail-Safe Motorized Actuator CE Approved Valve IP67 Waterproof Electric Ball Valve with Anti-Corrosion SS316 for Marine and Offshore Applications, 90 Degree Valve Electric Internal Thread Ball Valve with 24V DC or 220V AC Electric Actuator Options for HVAC and Water Treatment Systems, Motorized High Vacuum Ball Valve SS304 Material with ANSI Electric Flange Connection Valve for Industrial Automation Control IP67 Waterproof Rating and so on.